Home / 11,432.86-17,149.97-4,412.92

Finding the Fourth Proportional to 11,432.86, 17,149.97 and 4,412.92

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Solution

The fourth proportional to 11,432.86, 17,149.97 and 4,412.92 is: 6,619.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,432.86 : 17,149.97 = 4,412.92 : x
  2. Step 2: Convert to fraction form
    11,432.86/17,149.97 = 4,412.92/x
  3. Step 3: Cross multiply
    11,432.86x = 17,149.97 × 4,412.92
  4. Step 4: Simplify right side
    11,432.86x = 75,681,445.61
  5. Step 5: Solve for x
    x = 75,681,445.61/11,432.86
  6. Step 6: Final answer
    x = 6,619.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.